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An autonomous experimental method utilizes combinatorial synthesis, accelerated electrochemical impedance spectroscopy, and active learning to optimize thin-film solid oxide electrodes.

From the article:

Benchtop Autonomous Electrochemical Characterization System for Combinatorial Thin-Film Solid Oxide Electrodes
Jake D. Huang, Meagan C. Papac, Davi M. Fébba, Ryan P. O’Hayre, and Andriy Zakutayev
PRX Energy 5, 013011 (2026)

PERSPECTIVES

Designing and Utilizing Material Acceleration Platforms: Need for Workforce Development

Carolin M. Sutter-Fella and Shijing Sun

PRX Energy 5, 011001 (2026) - Published 20 January, 2026

This Perspective highlights the importance of preparing the energy materials research workforce for opportunities in automation and artificial intelligence and describes a successful summer school on the topic.

Carbon Capture Technology through an Environmental Justice Lens

Kavitha Chintam and Linsey C. Seitz

PRX Energy 5, 011002 (2026) - Published 30 January, 2026

This Perspective describes various approaches to carbon dioxide removal and their societal impacts, highlighting the promise of reactive carbon capture methods.

ARTICLES

Electric Field Control of Phonon Lifetimes and Thermal Conductivity in Relaxor-Based Ferroelectric

Puspa Upreti, Delaram Rashadfar, Raffi Sahul, Douglas L. Abernathy, Joseph P. Heremans, Raphaël P. Hermann, and Michael E. Manley

PRX Energy 5, 013001 (2026) - Published 5 January, 2026

This study reports the electric-field control of solid-state heat flow in a relaxor-based ferroelectric material, with the implications for robust thermal switching devices.

Accurate Electron-Phonon Interactions from Advanced Density Functional Theory

Yanyong Wang, Manuel Engel, Christopher Lane, Yubo Zhang, Henrique Miranda, Lin Hou, Bernardo Barbiellini, Robert S. Markiewicz, Jian-Xin Zhu, Georg Kresse, Arun Bansil, Jianwei Sun, and Ruiqi Zhang

PRX Energy 5, 013002 (2026) - Published 13 January, 2026

r2SCAN provides a reliable, computationally efficient, and parameter-free route to predict electron–phonon coupling across diverse materials. This accuracy across materials classes can enable predictive, high-throughput screening for superconducting, thermoelectric, and other energy-relevant applications.

Dark Side of Organic Solar Cells: How Triplet Excitons Shape Charge Recombination and Efficiency Limits

Jonathan L. Langentepe-Kong, Manasi Pranav, Safa Shoaee, and Dieter Neher

PRX Energy 5, 013003 (2026) - Published 14 January, 2026

A comprehensive kinetic model of charge and excited state dynamics at the donor-acceptor interface enhances the physical understanding of advanced organic solar cells and provides direction for improvements in the next generation of devices.

Predicting Complex Materials Energetics with a Scalable Compact Nine-Qubit Quantum Machine-Learning Model

Hsu-Kai Cheng, Po-Yu Yang, Jyh-Pin Chou, and Chun-Wei Pao

PRX Energy 5, 013004 (2026) - Published 22 January, 2026

A quantum machine learning method uses fewer than ten qubits to perform resource-efficient, scalable simulations of materials properties, with implications for quantum-assisted design of energy materials.

Zero-Vacuum-Gap Thermophotonics

Mohammad Habibi and Longji Cui

PRX Energy 5, 013005 (2026) - Published 29 January, 2026

An optimized zero-vacuum-gap thermophotonic device promises improved waste-heat recovery, with substantial gains in efficiency and power for low-to-moderate temperature sources.

An ab Initio Answer to Long-Debated Questions about Superconducting Nb3Sn

Alessio Cucciari and Lilia Boeri

PRX Energy 5, 013006 (2026) - Published 4 February, 2026

Advanced computational modeling provides deep insight into the properties of Nb3Sn, a high-performance superconductor used in fusion reactors, particle accelerators, and emerging technologies, and reveals practical strategies for improving the material’s performance.

Assessing Waste Heat Utilization in Power-to-Heat-to-Power Storage Systems for Cost-Effective Building Electrification

Alicia López-Ceballos and Alejandro Datas

PRX Energy 5, 013007 (2026) - Published 12 February, 2026

A hybrid approach for large building electrification highlights that capturing, storing, and reusing waste heat enhances the feasibility of a system with solar power, lithium-ion batteries, Power-to-Heat-to-Power Storage systems, and electric heat pumps.

High-Entropy Skutterudites as Thermoelectrics: Potential Synthesizability, Enhanced Stability, and Band Convergence via the Cocktail Effect

Jose J. Plata, Antonio Morales-Altarejos, Elena R. Remesal, Victor Posligua, and Antonio M. Márquez

PRX Energy 5, 013008 (2026) - Published 19 February, 2026

A high-throughput computational study explores the thermoelectric properties of high-entropy skutterudite compounds and predicts the synthetic accessibility of these materials.

Classical Theory of Electron-Ion Correlations at Electrochemical Interfaces: Closing the Circuit from Double-Layer Charging to Ion Adsorption

Nils Bruch, Michael Eikerling, and Tobias Binninger

PRX Energy 5, 013009 (2026) - Published 3 March, 2026

A theory incorporates electron-ion correlations into its description of the electric double layer at the interface between a metal and an ionic solution. With the inclusion of these correlations, the theory demonstrates agreement with experimental capacitance measurements.

Measuring hydrogen ortho-para composition with a microwave cavity resonator

Guinevere M. Sellner, Matthew G. Hopkins, Maxim Goryachev, Liam D. Tenardi, Eric F. May, and Paul L. Stanwix

PRX Energy 5, 013010 (2026) - Published 9 March, 2026

To support safe and efficient storage of cryogenic hydrogen, this work demonstrates an in-situ method to precisely monitor the exothermic ortho-para conversion in real time.

Benchtop Autonomous Electrochemical Characterization System for Combinatorial Thin-Film Solid Oxide Electrodes

Jake D. Huang, Meagan C. Papac, Davi M. Fébba, Ryan P. O’Hayre, and Andriy Zakutayev

PRX Energy 5, 013011 (2026) - Published 13 March, 2026

An autonomous experimental method utilizes combinatorial synthesis, accelerated electrochemical impedance spectroscopy, and active learning to optimize thin-film solid oxide electrodes.

Elastic Constants and Bending Rigidities from Long-Wavelength Perturbation Expansions

Changpeng Lin, Samuel Poncé, Francesco Macheda, Francesco Mauri, and Nicola Marzari

PRX Energy 5, 013012 (2026) - Published 19 March, 2026

An advanced framework simultaneously models elastic constants and bending rigidities of materials, showing good agreement with experimental precedent. This improved modeling of mechanical properties has implications for the development of new materials for solid-state batteries and other energy technologies.

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